CN112482077A - Drying cylinder - Google Patents
Drying cylinder Download PDFInfo
- Publication number
- CN112482077A CN112482077A CN202011362292.5A CN202011362292A CN112482077A CN 112482077 A CN112482077 A CN 112482077A CN 202011362292 A CN202011362292 A CN 202011362292A CN 112482077 A CN112482077 A CN 112482077A
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- CN
- China
- Prior art keywords
- cylinder
- water
- water liquid
- hollow shaft
- brush
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001035 drying Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 58
- 238000003466 welding Methods 0.000 claims description 9
- 230000001680 brushing effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/021—Construction of the cylinders
Abstract
The invention relates to the field of papermaking processing equipment, and discloses a drying cylinder which comprises a cylinder body and the following components arranged in the cylinder body: the water-liquid suction device comprises a hollow shaft, a connecting mechanism, a water-liquid guiding mechanism and a siphon, wherein one end of the connecting mechanism is fixed on the hollow shaft, the water-liquid guiding mechanism is connected to the other end of the connecting mechanism and is used for guiding water liquid on the inner wall of the cylinder body, the siphon is arranged at the terminal of the water-liquid guiding mechanism and is used for sucking the water liquid, and the water outlet end of the siphon is communicated with. The drying cylinder can increase the discharge of condensed water and can remove water scales in the drying cylinder.
Description
Technical Field
The invention relates to the field of papermaking processing equipment, in particular to a drying cylinder.
Background
China is the country which invents paper the earliest in the world. In the industrial production of paper, most of dried paper is finished by heating a drying cylinder through the liquefaction and heat release of water vapor, so that the processing process has a great defect that condensed water formed after the water vapor is released is not discharged in time, and meanwhile, a water ring is generated in the drying cylinder in a high-speed working state of the drying cylinder, the heat transfer of the condensed water is almost one percent of cast iron, so that the generated water ring is seriously unfavorable for drying the paper.
The structure that exists among the prior art and utilize the vortex stick cooperation siphon stops and discharges the comdenstion water, however, discovery after long-time the use still has the comdenstion water in the dryer, and the incrustation scale still can appear in the dryer inside.
Disclosure of Invention
The invention aims to provide a drying cylinder, which can increase the drainage of condensed water and can remove water scale in the drying cylinder.
In order to achieve the above object, the present invention provides a drying cylinder comprising a cylinder block and, placed therein, the following components: the water-liquid suction device comprises a hollow shaft, a connecting mechanism, a water-liquid guiding mechanism and a siphon, wherein one end of the connecting mechanism is fixed on the hollow shaft, the water-liquid guiding mechanism is connected to the other end of the connecting mechanism and is used for guiding water liquid on the inner wall of the cylinder body, the siphon is arranged at the terminal of the water-liquid guiding mechanism and is used for sucking the water liquid, and the water outlet end of the siphon is communicated with.
Preferably, the connection mechanism includes: the water liquid guiding mechanism can drive the water liquid guiding mechanism to move to a position so as to lead the water liquid of the water liquid on the inner surface of the cylinder body to the position of the siphon tube when the hollow shaft and the cylinder body have a rotation speed difference.
Preferably, the telescopic mechanism comprises: and the connecting rod is arranged on the welding frame, one end of the connecting rod is connected to the telescopic rod of the driving cylinder, and the other end of the connecting rod is connected to the water liquid guiding mechanism.
Preferably, the water liquid guiding mechanism comprises: the circular arc V-shaped structure can guide water liquid from two ends of the cylinder body to the middle of the cylinder body.
Preferably, the water liquid guiding mechanism further comprises: and the brush is arranged on the arc V-shaped structure and is used for brushing scale on the inner wall of the cylinder body.
Preferably, install on the brush and be used for detecting the temperature sensor of temperature on the brush, just temperature sensor electric connection is in the controller, wherein, the controller is in when temperature is greater than preset temperature threshold value on the brush, control telescopic machanism drives circular arc V type structure is towards being close to the direction of hollow shaft removes, avoids the brush contact the internal surface of cylinder body.
Preferably, the drying cylinder further comprises: the position sensor is electrically connected with the controller, and the timer is electrically connected with the controller; the position sensor is used for sensing the length of the telescopic mechanism, and when the sensed length of the telescopic mechanism reaches the position where the brush is in contact with the inner wall of the cylinder body, the timer is controlled to start timing.
Preferably, the drying cylinder further comprises: and the alarm is electrically connected with the controller and used for executing alarm when the time counted by the timer exceeds a preset time threshold value.
According to the technical scheme, the water liquid guiding mechanism can guide water liquid and guide the water liquid to one position, so that the siphon is convenient to absorb the water liquid, and the siphon absorbs the water liquid and transmits the water liquid out of the hollow shaft. The discharge of the condensed water is completed, and the problem that the water ring influences the heat transfer is avoided.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view illustrating the structure of an internal section of a drying cylinder of the present invention; and
fig. 2 is a schematic view illustrating the external structure of a drying cylinder of the present invention.
Description of the reference numerals
1 cylinder body and 2 cylinder covers
3 siphon 4 welding frame
5-arc 6-brush with V-shaped structure
7 hollow shaft
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the directional words included in the terms such as "up, down, left, right" and the like merely represent the directions of the terms in a conventional use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.
Fig. 1 is a drying cylinder of the invention, which, as shown in fig. 1, comprises a cylinder block 1 and the following components placed in the cylinder block 1: the water-saving cylinder comprises a hollow shaft 7, a connecting mechanism, a water liquid guiding mechanism and a siphon pipe 3, wherein one end of the connecting mechanism is fixed on the hollow shaft 7, the water liquid guiding mechanism is connected to the other end of the connecting mechanism and is used for guiding water liquid on the inner wall of the cylinder body 1, the siphon pipe 3 is arranged at the terminal end of the water liquid guiding mechanism and is used for sucking the water liquid, and the water outlet end of the siphon pipe 3 is communicated with. Wherein, hollow shaft 7 can realize the suction of water liquid, with water liquid follow discharge in the hollow shaft 7, utilize coupling mechanism to realize water liquid guiding mechanism's removal, make it remove to 1 inner wall of cylinder body again when needs use, can not influence the rotation of cylinder body 1 when not using, and then avoid frictional loss. Wherein, the both sides of cylinder body 1 are provided with cylinder cap 2, cylinder cap 2 can be opened, and then realize the change of internal device. Wherein the structure of the cylinder body is shown in figure 2.
Preferably, the connection mechanism may include: the welding frame 4 is fixed on the hollow shaft 7, and the telescopic mechanism is mounted on the welding frame 4 and connected to the liquid guiding mechanism, wherein the telescopic mechanism can drive the liquid guiding mechanism to move to a position (a position contacting with the inside of the cylinder 1), so that the liquid guiding mechanism can guide the liquid of the liquid on the inner surface of the cylinder 1 to the position of the siphon 3 when the hollow shaft 7 and the cylinder 1 have a difference in rotation speed.
Preferably, the telescopic mechanism may include: a driving cylinder arranged on the welding frame 4 and a connecting rod with one end connected to the telescopic rod of the driving cylinder and the other end connected to the water liquid guiding mechanism. The telescopic mechanism is not shown in the attached drawings, and the connecting mechanism in fig. 1 is only a frame body structure, but the telescopic mechanism is arranged at the connecting part of the welding frame 4, so that the water liquid guiding mechanism can be slightly moved.
Preferably, in order to achieve the guiding of the water liquid, the water liquid guiding mechanism may include: can guide the water liquid from the two ends of the cylinder 1 to the arc V-shaped structure 5 in the middle of the cylinder 1. In actual use, the lower surface of the circular arc V-shaped structure 5 can guide water to the middle position from two sides of the inner surface of the cylinder body 1.
Preferably, the water liquid guiding mechanism may further include: and the brush 6 is arranged on the arc V-shaped structure 5 and is used for brushing scale on the inner wall of the cylinder body 1. The brush 6 can remove scale on the inner wall of the cylinder 1, and in addition, the brush 6 is not worn.
Preferably, install on the brush 6 and be used for detecting the temperature sensor of temperature on the brush 6, just temperature sensor electric connection is in the controller, wherein, the controller is in when the temperature is greater than preset temperature threshold value on the brush 6, control telescopic machanism drives circular arc V type structure 5 is towards being close to the direction of hollow shaft 7 is removed, avoids brush 6 contact the internal surface of cylinder body 1.
Preferably, the drying cylinder may further comprise: the position sensor is electrically connected with the controller, and the timer is electrically connected with the controller; the position sensor is used for sensing the length of the telescopic mechanism, and when the sensed length of the telescopic mechanism reaches the position enabling the brush 6 to contact the inner wall of the cylinder body 1, the timer is controlled to start timing.
Preferably, the drying cylinder may further comprise: and the alarm is electrically connected with the controller and used for executing alarm when the time counted by the timer exceeds a preset time threshold value. The alarm can realize sound and light alarm.
Through foretell embodiment, can realize getting rid of inner wall incrustation scale to can prevent the water ring, its cooperation is installed the vortex stick on hollow shaft 7, rather than synchronous rotation, can realize finally that the collection and the discharge of comdenstion water improve heat-conducting efficiency.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (8)
1. Drying cylinder, characterized in that it comprises a cylinder block (1) and, placed in the cylinder block (1), the following components: the water-saving cylinder comprises a hollow shaft (7), a connecting mechanism, a water liquid guiding mechanism and a siphon (3), wherein one end of the connecting mechanism is fixed on the hollow shaft (7), the water liquid guiding mechanism is connected to the other end of the connecting mechanism and is used for guiding water liquid on the inner wall of the cylinder body (1), the siphon (3) is arranged at the terminal of the water liquid guiding mechanism and is used for sucking water liquid, and the water outlet end of the siphon (3) is communicated with the hollow shaft (7).
2. A cylinder as claimed in claim 1, characterized in that said connection means comprise: the water liquid guiding device comprises a welding frame (4) fixed on the hollow shaft (7) and a telescopic mechanism which is installed on the welding frame (4) and connected to the water liquid guiding mechanism, wherein the telescopic mechanism can drive the water liquid guiding mechanism to move to a position, so that the water liquid guiding mechanism can guide water liquid of water liquid on the inner surface of the cylinder body (1) to the position of the siphon (3) when the hollow shaft (7) and the cylinder body (1) have a rotation speed difference.
3. A cylinder according to claim 2, characterized in that said telescopic mechanism comprises: a driving cylinder arranged on the welding frame (4) and a connecting rod with one end connected to the telescopic rod of the driving cylinder and the other end connected to the water liquid guiding mechanism.
4. A drying cylinder according to claim 1, characterised in that the water flow guiding means comprise: the water-saving cylinder is characterized by comprising a circular arc V-shaped structure (5) which can guide water liquid from two ends of the cylinder (1) to the middle of the cylinder (1).
5. A drying cylinder according to claim 4, characterized in that said water flow guiding means further comprise: and the brush (6) is arranged on the arc V-shaped structure (5) and is used for brushing scale on the inner wall of the cylinder body (1).
6. A drying cylinder according to claim 5, characterized in that a temperature sensor for detecting the temperature on the brush (6) is mounted on the brush (6) and is electrically connected to a controller, wherein the controller controls the telescoping mechanism to drive the circular arc V-shaped structure (5) to move towards the direction close to the hollow shaft (7) when the temperature on the brush (6) is higher than a preset temperature threshold value, so as to prevent the brush (6) from contacting the inner surface of the cylinder body (1).
7. Drying cylinder according to claim 6, characterized in that it further comprises: the position sensor is electrically connected with the controller, and the timer is electrically connected with the controller; wherein the content of the first and second substances,
the position sensor is used for sensing the length of the telescopic mechanism, and when the sensed length of the telescopic mechanism reaches the position enabling the brush (6) to be in contact with the inner wall of the cylinder body (1), the timer is controlled to start timing.
8. Drying cylinder according to claim 7, characterized in that it further comprises: and the alarm is electrically connected with the controller and used for executing alarm when the time counted by the timer exceeds a preset time threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011362292.5A CN112482077A (en) | 2020-11-27 | 2020-11-27 | Drying cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011362292.5A CN112482077A (en) | 2020-11-27 | 2020-11-27 | Drying cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112482077A true CN112482077A (en) | 2021-03-12 |
Family
ID=74936577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011362292.5A Pending CN112482077A (en) | 2020-11-27 | 2020-11-27 | Drying cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112482077A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103852A (en) * | 1985-05-11 | 1986-11-05 | 美商贝洛特公司 | Steam-heated dryer drum with fixed siphon pipe and spoiler |
| US20040182534A1 (en) * | 2003-03-21 | 2004-09-23 | Smith Jeffrey P. | Siphon support, system and method for the use thereof |
| CN201236298Y (en) * | 2008-05-27 | 2009-05-13 | 河南省江河纸业有限责任公司 | High-speed paperboard drying cylinder condensation water extraction device |
| CN203451935U (en) * | 2013-06-17 | 2014-02-26 | 张磊 | Steel Yankee dryer |
| CN207031918U (en) * | 2017-07-28 | 2018-02-23 | 江苏华东造纸机械有限公司 | Minor diameter drying cylinder with new siphon component |
| CN210657760U (en) * | 2019-09-26 | 2020-06-02 | 石家庄益光纸业有限公司 | Novel dryer backwater device |
-
2020
- 2020-11-27 CN CN202011362292.5A patent/CN112482077A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103852A (en) * | 1985-05-11 | 1986-11-05 | 美商贝洛特公司 | Steam-heated dryer drum with fixed siphon pipe and spoiler |
| US20040182534A1 (en) * | 2003-03-21 | 2004-09-23 | Smith Jeffrey P. | Siphon support, system and method for the use thereof |
| CN201236298Y (en) * | 2008-05-27 | 2009-05-13 | 河南省江河纸业有限责任公司 | High-speed paperboard drying cylinder condensation water extraction device |
| CN203451935U (en) * | 2013-06-17 | 2014-02-26 | 张磊 | Steel Yankee dryer |
| CN207031918U (en) * | 2017-07-28 | 2018-02-23 | 江苏华东造纸机械有限公司 | Minor diameter drying cylinder with new siphon component |
| CN210657760U (en) * | 2019-09-26 | 2020-06-02 | 石家庄益光纸业有限公司 | Novel dryer backwater device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210312 |
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| RJ01 | Rejection of invention patent application after publication |